ul, li {
  padding: 0;
  list-style: none;
  margin: 0;
}

.box {
  margin-left: 300px;
  width: 450px;
  border: solid;
  overflow: hidden;
  display: flex;
  flex-wrap: nowrap;
  position: relative;
}
.box .next, .box .pre {
  border: none;
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(0, 0, 0, 0.2);
  color: white;
  font-size: 30px;
  font-weight: bold;
}
.box .next:hover, .box .pre:hover {
  background: rgba(0, 0, 0, 0.5);
  cursor: pointer;
}
.box .next {
  right: 0;
}
.box .pre {
  left: 0;
}
.box ul {
  display: flex;
  flex-wrap: nowrap;
  transition: 200ms;
}
.box ul li {
  width: 150px;
  height: 150px;
}
.box ul li img {
  width: 100%;
}/*# sourceMappingURL=main.css.map */